Strategic Enterprise Security Architect

theapexgroup; Greater London; Hybrid; GBP 120,000 - 160,000; Full time

Job summary

Apex Group is seeking an experienced Enterprise Security Architect to join our Security Architecture team. You will design and guide secure technology solutions across the organization, building scalable and resilient systems that meet regulatory commitments.

You will lead security design, threat modelling, and collaboration with infrastructure, data and application teams, translating policies into concrete controls and architecture diagrams.

Qualifications

• 10+ years in cybersecurity or infrastructure roles with architecture experience.
• Experience architecting secure systems in large enterprises.
• Strong knowledge of NIST, ISO 27001, MITRE ATT&CK, SOC2 and OWASP.

Responsibilities

• Serve as the security design authority for projects, initiatives, or architectural domains.
• Translate security policies and standards into actionable design controls and implementation guidance.
• Evaluate emerging technologies, products, and platforms for alignment with enterprise security strategy.
• Conduct architecture risk assessments and threat modelling to identify potential exposures.
• Collaborate with infrastructure, application, and data teams to ensure secure solution design and integration.
• Document and maintain security architecture artefacts, including diagrams, control mappings, and design decisions.

Skills

Security architecture

Cloud security

Threat modelling

Security standards

Tools

AWS

Azure

IAM

API gateways

ZTNA

Job description

Apex Group is seeking an experienced Enterprise Security Architect to join our Security Architecture team. You will design and guide secure technology solutions across the organization, building scalable and resilient systems that meet regulatory commitments.

You will lead security design, threat modelling, and collaboration with infrastructure, data and application teams, translating policies into concrete controls and architecture diagrams.